The KOHLER hybrid energy system is a first-of-its kind 30-year power solution for touchless faucets. When combined with Insight Technology, this system provides an environmentally-friendly, virtually maintenance-free electronic faucet. Kohler® Hybrid Faucet, Energy Cell-Powered, Geometric Insight™, 0.5 gpm, 5-5/16 in Spout Reach, 5-7/16 in Spout Height, 1 Faucet Holes, 3/8 in, Compression, Function: Touchless, 2 in Maximum Deck Thickness, Deck Mount, Solenoid Valve/Cartridge, 5-7/16 in OAH, Brass, Polished Chrome, Commercial